{
  "schema_version": "fastfill.v2",
  "room": {
    "frame": "right_handed_z_up",
    "floor_polygon_xy_m": [[0, 0], [5, 0], [5, 4], [0, 4]],
    "floor_z_m": 0,
    "height_m": 2.8,
    "room_type": "bedroom",
    "openings": [
      {"type": "door", "wall_index": 0, "position_on_wall": 0.12, "width_m": 0.9, "height_m": 2.1},
      {"type": "window", "wall_index": 2, "position_on_wall": 0.5, "width_m": 1.3, "height_m": 1.2, "sill_height_m": 0.9}
    ],
    "fixed_objects": [
      {"id": "column", "size_local_m": [0.25, 0.25, 2.8],
       "bottom_center_m": [4.65, 3.65, 0], "yaw_rad": 0, "category": "column"}
    ]
  },
  "objects": [
    {"id": "bed", "category": "bed", "description": "a queen bed with upholstered headboard"},
    {"id": "nightstand", "category": "nightstand", "description": "small nightstand"},
    {"id": "desk", "category": "desk", "description": "wood writing desk"},
    {"id": "chair", "category": "chair", "description": "desk chair"},
    {"id": "lamp", "category": "lamp", "description": "small table lamp", "support_parent": "desk"}
  ],
  "constraints": [
    {"type": "against_wall", "object_id": "bed", "tolerance_m": 0.12},
    {"type": "near", "object_id": "nightstand", "target_id": "bed", "max_distance_m": 0.55},
    {"type": "near", "object_id": "chair", "target_id": "desk", "max_distance_m": 0.65},
    {"type": "faces", "object_id": "chair", "target_id": "desk", "tolerance_rad": 0.6}
  ]
}